What is the name of poisonous proteins produced and secreted by some bacterial cells?
A. endotoxins
B. exotoxins
C. endospores
D. pathogens
B. exotoxins
Biology & Microbiology
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An IgG molecule has two
A. heavy chains. B. light chains. C. antibody binding sites. D. antigen binding sites. E. heavy chains, light chains AND antigen binding sites.
Biology & Microbiology
Which of the following human diseases can be caused by microsporidia? (Check all that apply.)
A. Contact dermatitis B. Nephritis C. Encephalitis D. Diarrhea E. Pneumonia
Biology & Microbiology
Assume that a species has a diploid chromosome number of 24. The term applied to an individual with 25 chromosomes would be ________
A) euploid B) triploid C) trisomy D) aneuploidy E) aneuploidy and trisomy
Biology & Microbiology
Which of the following organisms does NOT have pseudopodia?
a. amoeba b. euglenid c. radiolarian d. foraminiferan
Biology & Microbiology